The adjustable line drip element of the gardena Micro Drip System is particularly suitable for watering rows of shorter plants with different water requirements.This online dripper allows you to adjust the amount of water required.It can thus dispense from 0 to about 20 liters of water per hour.The removable cover has a built-in cleaning needle to simplify the cleaning of a dirty emitter.The patented Quick and Easy connection technology makes it particularly easy to install on a 4.6 mm 3 by 16 supply line. Contents 10 drippers and 1 cap